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authoreric miao2008-01-02 17:34:27 +0800
committerRussell King2008-01-26 15:07:56 +0000
commit0ad1fbc86045c2a27ff082c02344131be072699f (patch)
tree9698c6c2f9701b7f8f9e51711ccb3691bd7cbff6
parent83b6759e72a83c344c7fe96a37543b4546f17131 (diff)
[ARM] pxa: remove un-used pxa3xx_mfp_set_xxx() functions
pxa3xx_mfp_set_xxx() functions are originally provided for overwriting MFP configurations performed by pxa3xx_mfp_config(), the usage of such a dirtry trick is not recommended, since there is currently no user of these functions, they are safely removed Signed-off-by: eric miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/mach-pxa/mfp.c111
-rw-r--r--include/asm-arm/arch-pxa/mfp.h14
2 files changed, 0 insertions, 125 deletions
diff --git a/arch/arm/mach-pxa/mfp.c b/arch/arm/mach-pxa/mfp.c
index 436f96574964..785ae0ddb84f 100644
--- a/arch/arm/mach-pxa/mfp.c
+++ b/arch/arm/mach-pxa/mfp.c
@@ -96,117 +96,6 @@ void pxa3xx_mfp_write(int mfp, unsigned long val)
spin_unlock_irqrestore(&mfp_spin_lock, flags);
}
-void pxa3xx_mfp_set_afds(int mfp, int af, int ds)
-{
- uint32_t mfpr_off, mfpr_val;
- unsigned long flags;
-
- BUG_ON(mfp >= MFP_PIN_MAX);
-
- spin_lock_irqsave(&mfp_spin_lock, flags);
- mfpr_off = mfp_table[mfp].mfpr_off;
-
- mfpr_val = mfpr_readl(mfpr_off);
- mfpr_val &= ~(MFPR_AF_MASK | MFPR_DRV_MASK);
- mfpr_val |= (((af & 0x7) << MFPR_ALT_OFFSET) |
- ((ds & 0x7) << MFPR_DRV_OFFSET));
-
- mfpr_writel(mfpr_off, mfpr_val);
- mfpr_sync();
-
- spin_unlock_irqrestore(&mfp_spin_lock, flags);
-}
-
-void pxa3xx_mfp_set_rdh(int mfp, int rdh)
-{
- uint32_t mfpr_off, mfpr_val;
- unsigned long flags;
-
- BUG_ON(mfp >= MFP_PIN_MAX);
-
- spin_lock_irqsave(&mfp_spin_lock, flags);
-
- mfpr_off = mfp_table[mfp].mfpr_off;
-
- mfpr_val = mfpr_readl(mfpr_off);
- mfpr_val &= ~MFPR_RDH_MASK;
-
- if (likely(rdh))
- mfpr_val |= (1u << MFPR_SS_OFFSET);
-
- mfpr_writel(mfpr_off, mfpr_val);
- mfpr_sync();
-
- spin_unlock_irqrestore(&mfp_spin_lock, flags);
-}
-
-void pxa3xx_mfp_set_lpm(int mfp, int lpm)
-{
- uint32_t mfpr_off, mfpr_val;
- unsigned long flags;
-
- BUG_ON(mfp >= MFP_PIN_MAX);
-
- spin_lock_irqsave(&mfp_spin_lock, flags);
-
- mfpr_off = mfp_table[mfp].mfpr_off;
- mfpr_val = mfpr_readl(mfpr_off);
- mfpr_val &= ~MFPR_LPM_MASK;
-
- if (lpm & 0x1) mfpr_val |= 1u << MFPR_SON_OFFSET;
- if (lpm & 0x2) mfpr_val |= 1u << MFPR_SD_OFFSET;
- if (lpm & 0x4) mfpr_val |= 1u << MFPR_PU_OFFSET;
- if (lpm & 0x8) mfpr_val |= 1u << MFPR_PD_OFFSET;
- if (lpm &0x10) mfpr_val |= 1u << MFPR_PS_OFFSET;
-
- mfpr_writel(mfpr_off, mfpr_val);
- mfpr_sync();
-
- spin_unlock_irqrestore(&mfp_spin_lock, flags);
-}
-
-void pxa3xx_mfp_set_pull(int mfp, int pull)
-{
- uint32_t mfpr_off, mfpr_val;
- unsigned long flags;
-
- BUG_ON(mfp >= MFP_PIN_MAX);
-
- spin_lock_irqsave(&mfp_spin_lock, flags);
-
- mfpr_off = mfp_table[mfp].mfpr_off;
- mfpr_val = mfpr_readl(mfpr_off);
- mfpr_val &= ~MFPR_PULL_MASK;
- mfpr_val |= ((pull & 0x7u) << MFPR_PD_OFFSET);
-
- mfpr_writel(mfpr_off, mfpr_val);
- mfpr_sync();
-
- spin_unlock_irqrestore(&mfp_spin_lock, flags);
-}
-
-void pxa3xx_mfp_set_edge(int mfp, int edge)
-{
- uint32_t mfpr_off, mfpr_val;
- unsigned long flags;
-
- BUG_ON(mfp >= MFP_PIN_MAX);
-
- spin_lock_irqsave(&mfp_spin_lock, flags);
-
- mfpr_off = mfp_table[mfp].mfpr_off;
- mfpr_val = mfpr_readl(mfpr_off);
-
- mfpr_val &= ~MFPR_EDGE_MASK;
- mfpr_val |= (edge & 0x3u) << MFPR_ERE_OFFSET;
- mfpr_val |= (!edge & 0x1) << MFPR_EC_OFFSET;
-
- mfpr_writel(mfpr_off, mfpr_val);
- mfpr_sync();
-
- spin_unlock_irqrestore(&mfp_spin_lock, flags);
-}
-
void __init pxa3xx_mfp_init_addr(struct pxa3xx_mfp_addr_map *map)
{
struct pxa3xx_mfp_addr_map *p;
diff --git a/include/asm-arm/arch-pxa/mfp.h b/include/asm-arm/arch-pxa/mfp.h
index 7de234b0cca7..60fbed1b2e89 100644
--- a/include/asm-arm/arch-pxa/mfp.h
+++ b/include/asm-arm/arch-pxa/mfp.h
@@ -419,20 +419,6 @@ unsigned long pxa3xx_mfp_read(int mfp);
void pxa3xx_mfp_write(int mfp, unsigned long mfpr_val);
/*
- * pxa3xx_mfp_set_afds - set MFP alternate function and drive strength
- * pxa3xx_mfp_set_rdh - set MFP release delay hold on/off
- * pxa3xx_mfp_set_lpm - set MFP low power mode state
- * pxa3xx_mfp_set_edge - set MFP edge detection in low power mode
- *
- * use these functions to override/change the default configuration
- * done by pxa3xx_mfp_set_config(s)
- */
-void pxa3xx_mfp_set_afds(int mfp, int af, int ds);
-void pxa3xx_mfp_set_rdh(int mfp, int rdh);
-void pxa3xx_mfp_set_lpm(int mfp, int lpm);
-void pxa3xx_mfp_set_edge(int mfp, int edge);
-
-/*
* pxa3xx_mfp_config - configure the MFPR registers
*
* used by board specific initialization code